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/*
* Copyright (C) 2020 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package com.android.tests.stagedinstallinternal;
import static com.android.cts.install.lib.InstallUtils.getPackageInstaller;
import static com.google.common.truth.Truth.assertThat;
import static com.google.common.truth.Truth.assertWithMessage;
import android.Manifest;
import android.content.pm.PackageInstaller;
import androidx.test.platform.app.InstrumentationRegistry;
import com.android.cts.install.lib.Install;
import com.android.cts.install.lib.InstallUtils;
import com.android.cts.install.lib.TestApp;
import org.junit.After;
import org.junit.Before;
import org.junit.Test;
import org.junit.runner.RunWith;
import org.junit.runners.JUnit4;
import java.io.BufferedReader;
import java.io.BufferedWriter;
import java.io.File;
import java.io.FileReader;
import java.io.FileWriter;
import java.nio.file.Files;
import java.util.List;
import java.util.function.Consumer;
@RunWith(JUnit4.class)
public class StagedInstallInternalTest {
private static final String TAG = StagedInstallInternalTest.class.getSimpleName();
private File mTestStateFile = new File(
InstrumentationRegistry.getInstrumentation().getContext().getFilesDir(),
"stagedinstall_state");
/**
* Adopts common shell permissions needed for staged install tests.
*/
@Before
public void adoptShellPermissions() {
InstallUtils.adoptShellPermissionIdentity(
Manifest.permission.INSTALL_PACKAGES,
Manifest.permission.DELETE_PACKAGES
);
}
/**
* Drops shell permissions needed for staged install tests.
*/
@After
public void dropShellPermissions() {
InstallUtils.dropShellPermissionIdentity();
}
// This is marked as @Test to take advantage of @Before/@After methods of this class. Actual
// purpose of this method to be called before and after each test case of
// com.android.test.stagedinstall.host.StagedInstallTest to reduce tests flakiness.
@Test
public void cleanUp() throws Exception {
Files.deleteIfExists(mTestStateFile.toPath());
}
@Test
public void testSystemServerRestartDoesNotAffectStagedSessions_Commit() throws Exception {
int sessionId = Install.single(TestApp.A1).setStaged().commit();
assertThat(InstallUtils.getInstalledVersion(TestApp.A)).isEqualTo(-1);
assertSessionReady(sessionId);
storeSessionId(sessionId);
}
@Test
public void testSystemServerRestartDoesNotAffectStagedSessions_Verify() throws Exception {
assertThat(InstallUtils.getInstalledVersion(TestApp.A)).isEqualTo(-1);
int sessionId = retrieveLastSessionId();
assertSessionReady(sessionId);
}
@Test
public void testStagedInstallationShouldCleanUpOnValidationFailure() throws Exception {
InstallUtils.commitExpectingFailure(AssertionError.class, "INSTALL_FAILED_INVALID_APK",
Install.single(TestApp.AIncompleteSplit).setStaged());
}
@Test
public void testStagedInstallationShouldCleanUpOnValidationFailureMultiPackage()
throws Exception {
InstallUtils.commitExpectingFailure(AssertionError.class, "INSTALL_FAILED_INVALID_APK",
Install.multi(TestApp.AIncompleteSplit, TestApp.B1, TestApp.Apex1).setStaged());
}
private static void assertSessionReady(int sessionId) {
assertSessionState(sessionId,
(session) -> assertThat(session.isStagedSessionReady()).isTrue());
}
private static void assertSessionState(
int sessionId, Consumer<PackageInstaller.SessionInfo> assertion) {
PackageInstaller packageInstaller = getPackageInstaller();
List<PackageInstaller.SessionInfo> sessions = packageInstaller.getStagedSessions();
boolean found = false;
for (PackageInstaller.SessionInfo session : sessions) {
if (session.getSessionId() == sessionId) {
assertion.accept(session);
found = true;
}
}
assertWithMessage("Expecting to find session in getStagedSession()")
.that(found).isTrue();
// Test also that getSessionInfo correctly returns the session.
PackageInstaller.SessionInfo sessionInfo = packageInstaller.getSessionInfo(sessionId);
assertion.accept(sessionInfo);
}
private void storeSessionId(int sessionId) throws Exception {
try (BufferedWriter writer = new BufferedWriter(new FileWriter(mTestStateFile))) {
writer.write("" + sessionId);
}
}
private int retrieveLastSessionId() throws Exception {
try (BufferedReader reader = new BufferedReader(new FileReader(mTestStateFile))) {
return Integer.parseInt(reader.readLine());
}
}
}
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